你可以说Today is really my day。或I am really blessed。我真幸福

Everything went right for me.

I had a great day.有很多种的说法，意思都差不多。英文的表达就和汉语一样，同样一个意思可以有很多的说法。我上面给你写的是地道的口语，你可以找老外说一说，验证一下。